You must cut off the electricity before you change the bulb为

You must cut off the electricity before you change the bulb为 翻译：Before you examine the wire,you must cut off the electric You must （ ）before you eat the meat.A.cut up it B.cut up the 用已学过的英语解释下列句子:You must switch off the electricity.Don't ____ You must cut ___ the bananas before you put ___ into the ble You must knock at the door before you e_____the teachers’off you must read the i_ before you take the medicine You must read the i_____ before you take the medicine. the fire caused the village to cut off the electricity.为什么不能 you must cut up the bananas(改为祈使句) You must cut the turkey into thin pieces.改为祈使句 _________turn off the lights before you leave the classroom?